Check the listing for details. Automatic Single Watch Winder Box Display Storage Case with Dustproof Cover Gift. Color: Black, Condition: New with tags. Listed at 34.40 USD. Dual Power Supply: Our single watch winder can be powered by USB charging or 2*AA batteries (Not included), you could charge it by power bank during the journey and is convenient to carry. Watch Cuff: This unique patent design is best match for different size of watch bracelet/wrist. It can fit Max 55mm watch dial. Dustproof cover: With the metal front with cover to keep your watches dust-free. Silent Motor: Powered with upgraded japanese mabuchi motor which is extremely quiet and long-lasting. Easy to Operate: This module watch winder only has one mode(Default Mode). First clockwise: rotate for 2 minutes, rest for 8 minutes, then turn to counter-clockwise, rotate for 2 minutes, rest for 8 minutes, then repeat. Package Includes: 1* Watch Winder 1* USB Charge 1* User Manual.